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<a href="#pub-methods">Public Member Functions</a> &#124;
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<div class="title">gstDecoder Class Reference<div class="ingroups"><a class="el" href="group__util.html">Utilities Library (jetson-utils)</a> &raquo; <a class="el" href="group__codec.html">Codec</a></div></div>  </div>
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<p>Hardware-accelerated H.264/H.265 video decoder for Jetson using GStreamer.  
 <a href="classgstDecoder.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="gstDecoder_8h_source.html">gstDecoder.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a2879faf419ed79ba7bd7e023fe7579b0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgstDecoder.html">gstDecoder</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a2879faf419ed79ba7bd7e023fe7579b0">Create</a> (<a class="el" href="group__codec.html#ga32ee01b5f56c4765d7c36fec97ba2260">gstCodec</a> codec, const char *filename)</td></tr>
<tr class="memdesc:a2879faf419ed79ba7bd7e023fe7579b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an decoder instance that reads from a video file on disk.  <a href="#a2879faf419ed79ba7bd7e023fe7579b0">More...</a><br /></td></tr>
<tr class="separator:a2879faf419ed79ba7bd7e023fe7579b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5b93c61892c70fbb29c51818a4a57f96"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgstDecoder.html">gstDecoder</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a5b93c61892c70fbb29c51818a4a57f96">Create</a> (<a class="el" href="group__codec.html#ga32ee01b5f56c4765d7c36fec97ba2260">gstCodec</a> codec, uint16_t port)</td></tr>
<tr class="memdesc:a5b93c61892c70fbb29c51818a4a57f96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an decoder instance that streams over the network.  <a href="#a5b93c61892c70fbb29c51818a4a57f96">More...</a><br /></td></tr>
<tr class="separator:a5b93c61892c70fbb29c51818a4a57f96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7406da2c43ae42526c4ff2e200ab0f96"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classgstDecoder.html">gstDecoder</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a7406da2c43ae42526c4ff2e200ab0f96">Create</a> (<a class="el" href="group__codec.html#ga32ee01b5f56c4765d7c36fec97ba2260">gstCodec</a> codec, const char *multicastIP, uint16_t port)</td></tr>
<tr class="memdesc:a7406da2c43ae42526c4ff2e200ab0f96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an decoder instance that streams over the network using multicast.  <a href="#a7406da2c43ae42526c4ff2e200ab0f96">More...</a><br /></td></tr>
<tr class="separator:a7406da2c43ae42526c4ff2e200ab0f96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0e13e2625f959c1e612cb90e3d5720d0"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a0e13e2625f959c1e612cb90e3d5720d0">~gstDecoder</a> ()</td></tr>
<tr class="memdesc:a0e13e2625f959c1e612cb90e3d5720d0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#a0e13e2625f959c1e612cb90e3d5720d0">More...</a><br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:a4acad7774aba5a6f2d987a53f99a648b"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a4acad7774aba5a6f2d987a53f99a648b">gstDecoder</a> ()</td></tr>
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<tr class="memitem:a3c71328dbf87e491256076f2f5dd2d05"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a3c71328dbf87e491256076f2f5dd2d05">checkMsgBus</a> ()</td></tr>
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<tr class="memitem:a93a0f91ee9efba125384da10160b6d57"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a93a0f91ee9efba125384da10160b6d57">checkBuffer</a> ()</td></tr>
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<tr class="memitem:a34aa2ba174916bf11f6a6754035be07e"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a34aa2ba174916bf11f6a6754035be07e">buildLaunchStr</a> ()</td></tr>
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<tr class="memitem:a36df59115f792f7a45d423a0367f2d33"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a36df59115f792f7a45d423a0367f2d33">init</a> (<a class="el" href="group__codec.html#ga32ee01b5f56c4765d7c36fec97ba2260">gstCodec</a> codec, const char *filename, const char *multicastIP, uint16_t port)</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-static-methods"></a>
Static Protected Member Functions</h2></td></tr>
<tr class="memitem:a300bc3d37026eba2b16bc61c41882e18"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a300bc3d37026eba2b16bc61c41882e18">onEOS</a> (_GstAppSink *sink, void *user_data)</td></tr>
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<tr class="memitem:a646597459b872ae708921cd9acb96668"><td class="memItemLeft" align="right" valign="top">static GstFlowReturn&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a646597459b872ae708921cd9acb96668">onPreroll</a> (_GstAppSink *sink, void *user_data)</td></tr>
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<tr class="memitem:a475b8143fe06170402fe6d4a7d686cc9"><td class="memItemLeft" align="right" valign="top">static GstFlowReturn&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a475b8143fe06170402fe6d4a7d686cc9">onBuffer</a> (_GstAppSink *sink, void *user_data)</td></tr>
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Protected Attributes</h2></td></tr>
<tr class="memitem:a34d6074626af52502232e50ce5565bac"><td class="memItemLeft" align="right" valign="top">_GstBus *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a34d6074626af52502232e50ce5565bac">mBus</a></td></tr>
<tr class="separator:a34d6074626af52502232e50ce5565bac"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a373c13d58980e4b64b728d20d933077c"><td class="memItemLeft" align="right" valign="top">_GstAppSink *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a373c13d58980e4b64b728d20d933077c">mAppSink</a></td></tr>
<tr class="separator:a373c13d58980e4b64b728d20d933077c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a588ff0205aa5767aaf8ec85e9928b172"><td class="memItemLeft" align="right" valign="top">_GstElement *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a588ff0205aa5767aaf8ec85e9928b172">mPipeline</a></td></tr>
<tr class="separator:a588ff0205aa5767aaf8ec85e9928b172"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae7d8ce4a4a5ff1dc67cf3db85e5dbcf9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__codec.html#ga32ee01b5f56c4765d7c36fec97ba2260">gstCodec</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#ae7d8ce4a4a5ff1dc67cf3db85e5dbcf9">mCodec</a></td></tr>
<tr class="separator:ae7d8ce4a4a5ff1dc67cf3db85e5dbcf9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1c556168206ada4fd590786368a70c1b"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a1c556168206ada4fd590786368a70c1b">mLaunchStr</a></td></tr>
<tr class="separator:a1c556168206ada4fd590786368a70c1b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a33f19fbae1463950d22695b2ee283d9c"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a33f19fbae1463950d22695b2ee283d9c">mInputPath</a></td></tr>
<tr class="separator:a33f19fbae1463950d22695b2ee283d9c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a282e916b105c1355c9458581d6d39216"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#a282e916b105c1355c9458581d6d39216">mMulticastIP</a></td></tr>
<tr class="separator:a282e916b105c1355c9458581d6d39216"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad5af5b918c6d042649300ec22d71ac18"><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgstDecoder.html#ad5af5b918c6d042649300ec22d71ac18">mPort</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Hardware-accelerated H.264/H.265 video decoder for Jetson using GStreamer. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a0e13e2625f959c1e612cb90e3d5720d0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0e13e2625f959c1e612cb90e3d5720d0">&#9670;&nbsp;</a></span>~gstDecoder()</h2>

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          <td class="memname">gstDecoder::~gstDecoder </td>
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<p>Destructor. </p>

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<a id="a4acad7774aba5a6f2d987a53f99a648b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4acad7774aba5a6f2d987a53f99a648b">&#9670;&nbsp;</a></span>gstDecoder()</h2>

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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a34aa2ba174916bf11f6a6754035be07e">&#9670;&nbsp;</a></span>buildLaunchStr()</h2>

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<a id="a93a0f91ee9efba125384da10160b6d57"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a93a0f91ee9efba125384da10160b6d57">&#9670;&nbsp;</a></span>checkBuffer()</h2>

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<a id="a3c71328dbf87e491256076f2f5dd2d05"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3c71328dbf87e491256076f2f5dd2d05">&#9670;&nbsp;</a></span>checkMsgBus()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a2879faf419ed79ba7bd7e023fe7579b0">&#9670;&nbsp;</a></span>Create() <span class="overload">[1/3]</span></h2>

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          <td class="memname"><a class="el" href="classgstDecoder.html">gstDecoder</a>* gstDecoder::Create </td>
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<p>Create an decoder instance that reads from a video file on disk. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a5b93c61892c70fbb29c51818a4a57f96">&#9670;&nbsp;</a></span>Create() <span class="overload">[2/3]</span></h2>

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<p>Create an decoder instance that streams over the network. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7406da2c43ae42526c4ff2e200ab0f96">&#9670;&nbsp;</a></span>Create() <span class="overload">[3/3]</span></h2>

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          <td class="paramname"><em>codec</em>, </td>
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          <td class="paramkey"></td>
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          <td class="paramtype">const char *&#160;</td>
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<p>Create an decoder instance that streams over the network using multicast. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a36df59115f792f7a45d423a0367f2d33">&#9670;&nbsp;</a></span>init()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a475b8143fe06170402fe6d4a7d686cc9">&#9670;&nbsp;</a></span>onBuffer()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a300bc3d37026eba2b16bc61c41882e18">&#9670;&nbsp;</a></span>onEOS()</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a646597459b872ae708921cd9acb96668">&#9670;&nbsp;</a></span>onPreroll()</h2>

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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a373c13d58980e4b64b728d20d933077c">&#9670;&nbsp;</a></span>mAppSink</h2>

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<h2 class="memtitle"><span class="permalink"><a href="#a588ff0205aa5767aaf8ec85e9928b172">&#9670;&nbsp;</a></span>mPipeline</h2>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>jetson-utils/<a class="el" href="gstDecoder_8h_source.html">gstDecoder.h</a></li>
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